Finding the Fourth Proportional to 1,686,705.98, 2,530,056.99 and 549,466.35
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Solution
The fourth proportional to 1,686,705.98, 2,530,056.99 and 549,466.35 is: 824,198.89
Step by Step Solution
- Step 1: Write the proportion equation
1,686,705.98 : 2,530,056.99 = 549,466.35 : x - Step 2: Convert to fraction form
1,686,705.98/2,530,056.99 = 549,466.35/x - Step 3: Cross multiply
1,686,705.98x = 2,530,056.99 × 549,466.35 - Step 4: Simplify right side
1,686,705.98x = 1,390,181,187,014.50 - Step 5: Solve for x
x = 1,390,181,187,014.50/1,686,705.98 - Step 6: Final answer
x = 824,198.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.